| r0.c0 | Liveability expenses/Current | bzk-dvi-i:LiveabilityExpensesBreakdownActivities | nl-types:monetaryNoDecimalsItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r1.c0 | Liveability contribution/Current | bzk-dvi-i:LiveabilityContribution | nl-types:monetaryNoDecimalsItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r2.c0 | Other liveability contribution/Current | bzk-dvi-i:OtherLiveabilityContribution | nl-types:monetaryNoDecimalsItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r3.c0 | Receipts for liveability included in the income statement under the item government contributions/Current | bzk-dvi-i:ReceiptsForLiveabilityIncludedIncomeStatementUnderGovernmentContributions | nl-types:monetaryNoDecimalsItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |